National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Mackinac Island Airport (KMCD)

Lat: 45.87°NLon: 84.63°WElev: 738ft.

Fair

50°F

10°C

Humidity 62%
Wind Speed NW 9 mph
Barometer 29.92 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 17 May 2:16 am EDT
Extended Forecast for

Mackinac Island MI

  • Overnight

    Overnight: Clear, with a low around 41. Northwest wind around 5 mph.

    Low: 41 °F

    Clear

  • Sunday

    Sunday: A 10 percent chance of showers after 5pm. Increasing clouds, with a high near 51. North wind 5 to 15 mph becoming east in the afternoon.

    High: 51 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely, mainly before 2am. Mostly cloudy, with a low around 46. Breezy, with an east wind 15 to 20 mph. Chance of precipitation is 70%.

    Low: 46 °F

    Showers
    Likely and
    Breezy

  • Monday

    Monday: A slight chance of showers and thunderstorms, then showers after 1pm. High near 72. Southeast wind around 15 mph becoming west in the afternoon. Chance of precipitation is 80%.

    High: 72 °F

    Slight Chance
    T-storms then
    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Low around 50. Southwest wind 5 to 10 mph. Chance of precipitation is 80%.

    Low: 50 °F

    Showers

  • Tuesday

    Tuesday: Showers, mainly before 2pm. High near 71. Breezy. Chance of precipitation is 80%.

    High: 71 °F

    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 37. Breezy.

    Low: 37 °F

    Chance
    Showers then
    Mostly Cloudy
    and Breezy

  • Wednesday

    Wednesday: Partly sunny, with a high near 49. Breezy.

    High: 49 °F

    Partly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 41. Northwest wind around 5 mph.
Sunday
A 10 percent chance of showers after 5pm. Increasing clouds, with a high near 51. North wind 5 to 15 mph becoming east in the afternoon.
Sunday Night
Showers and thunderstorms likely, mainly before 2am. Mostly cloudy, with a low around 46. Breezy, with an east wind 15 to 20 mph. Chance of precipitation is 70%.
Monday
A slight chance of showers and thunderstorms, then showers after 1pm. High near 72. Southeast wind around 15 mph becoming west in the afternoon. Chance of precipitation is 80%.
Monday Night
Showers and possibly a thunderstorm. Low around 50. Southwest wind 5 to 10 mph. Chance of precipitation is 80%.
Tuesday
Showers, mainly before 2pm. High near 71. Breezy. Chance of precipitation is 80%.
Tuesday Night
A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 37. Breezy.
Wednesday
Partly sunny, with a high near 49. Breezy.
Wednesday Night
Mostly clear, with a low around 36.
Thursday
Sunny, with a high near 54.
Thursday Night
Partly cloudy, with a low around 40.
Friday
Mostly sunny, with a high near 56.
Friday Night
Mostly cloudy, with a low around 42.
Saturday
Partly sunny, with a high near 59.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mackinac Island MI
 45.86°N 84.62°W (Elev. 768 ft)
Last Update:
2:24 am EDT May 17, 2026
Forecast Valid:
2am EDT May 17, 2026-6pm EDT May 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation